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Finding the Fourth Proportional to 234,962.69, 324,248.79 and 127,532.69

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Solution

The fourth proportional to 234,962.69, 324,248.79 and 127,532.69 is: 175,995.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,962.69 : 324,248.79 = 127,532.69 : x
  2. Step 2: Convert to fraction form
    234,962.69/324,248.79 = 127,532.69/x
  3. Step 3: Cross multiply
    234,962.69x = 324,248.79 × 127,532.69
  4. Step 4: Simplify right side
    234,962.69x = 41,352,318,796.70
  5. Step 5: Solve for x
    x = 41,352,318,796.70/234,962.69
  6. Step 6: Final answer
    x = 175,995.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.